title: An unexpected discovery.
authors.forename: U
authors.initials: U
authors.lastname: Lohse
mesh_terms: D002379:Catalogs, Commercial as Topic; D003748:Dental Equipment / Q000266:history*; D003762:Dental Instruments / Q000266:history; D003764:Dental Materials / Q000266:history*; D005858:Germany; D049672:History, 19th Century; D014481:United States
chemical_list: D003764:Dental Materials